Radeon 550XvsGeForce RTX 4090
The GeForce RTX 4090 is a top-tier card for enthusiasts and creators who need maximum performance, while the Radeon 550X is a basic entry-level GPU for casual office work and light media playback.
Radeon 550X
GCN 4.0 · TSMC 14 nm · 2019
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GeForce RTX 4090
Ada Lovelace · TSMC 5 nm · 2022
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Overall Performance Score
A unified score from combined synthetic and real-world benchmarks. 100 represents the fastest consumer GPU available.
Side-by-Side Specs
Every detail compared. Highlighted cells indicate the leading value for that metric.
Which should you buy?
The GeForce RTX 4090 is the clear winner for anyone needing top-tier performance, while the Radeon 550X falls far behind.
For budget buyers, the Radeon 550X is the smarter pick because it costs much less for basic tasks than the expensive GeForce RTX 4090.
The Radeon 550X is the right choice for an older office PC that only needs basic display output and low power draw.
Frequently asked questions
Is the 550X better than the RTX 4090?
Overall the RTX 4090 is the stronger graphics card: it ranks higher in our aggregate performance score (92 vs 4 out of 100), so it leads the 550X in most workloads.
How much faster is the RTX 4090 than the 550X?
Based on our aggregated benchmark scores the RTX 4090 is roughly 2200% faster than the 550X overall. The real-world gap varies by game, resolution and settings.
Which should you buy, the 550X or the RTX 4090?
If you want the most performance, pick the RTX 4090. If the 550X is meaningfully cheaper where you shop, it can be the better value for similar real-world results — check current prices and the full spec comparison above before deciding.